Processes comprising: melting a mixture comprising a valve metal precursor and a diluting agent in at least one first vessel under a first set of temperature and residence time conditions; transferring the mixture to at least one second vessel; and initiating, in the at least one second vessel, a reaction of the valve metal precursor to form a valve metal under a second set of temperature and residence time conditions; valve metal powder prepared thereby and uses therefor.

Aqueous compositions useful as pretreatments prior to painting and to prevent the formation of white rust in the uncoated condition include an organopolyphosphonic acid or salt thereof, an organosilane, and a trivalent chromium compound. A method for treating a surface of a zinc-containing metal includes contacting the surface with an aqueous composition including an organopolyphosphonic acid or salt thereof, an organosilane, and a trivalent chromium compound. The composition may also include an agent for reducing hydrophilicity, such as a polyacrylic acid. The aqueous composition has been found to be particularly well-suited for treating a zinc-containing metal to passivate the surface, improve paint adhesion, and/or improve corrosion resistance.

The galvannealed steel sheet includes: a galvannealed layer formed on at least one surface of a steel sheet and contains includes an amount of 0.05 mass % to 0.5 mass % of Al, an amount of 6 mass % of 12 mass % of Fe, and the balance composed of Zn and inevitable impurities; and a mixed layer formed on a surface of the galvannealed layer and includes a composite oxide of Mn, Zn, and P and an aqueous P compound, wherein the composite oxide includes 0.1 mg/m2 to 100 mg/m2 of Mn, an amount of 1 mg/m2 to 100 mg/m2 of P, and Zn, and a P/Mn ratio is 0.3 to 50, and wherein the total size of an area of the mixed layer in which an attached amount of P is equal to or more than 20 mg/m2 is 20% to 80% of a surface area of the mixed layer.

A wallet card retrieval slip that includes a sleeve having a transparent top sheet and a transparent bottom sheet conjoined at a back edge and a second edge, the sleeve having a vertical pull tab disposed on a first edge proximal the back edge and a horizontal pull tab disposed on a front edge proximal the second edge, wherein a card is removably insertable into the sleeve and easily retrieved from a wallet pocket by means of the vertical and horizontal pull tabs. An alternative embodiment has the vertical pull tab centrally disposed on the first edge to enable a staggered arrangement of vertical pull tabs on a plurality of sleeves when used with a plurality of cards in adjacent pockets in a wallet.

A toteable or wearable fashion item configured to provide an electronic charge to a mobile electronic device. The device includes a battery comprising one USB port and one pin port and a pouch secured to the fashion device and containing the battery substantially concealed therein, the pouch defining at least one opening which facilitates access to the USB port and the pin port.

A label for removable application to an article such as a beverage bottle includes a backing layer (2) comprising a laminate of a bi-axially oriented polyester such as PET (12) and a bi-axially oriented polypropylene (14). The polyester film (12) has a lower coefficient of thermal expansion than the polypropylene film (14). Consequently, when the label is heated, it will tend to curl and this effect can be used to assist in the removal of the label from the article in a hot washing bath during recycling of the article.

A gravity and flow operated diverter valve diverts liquid flow from one source to either of two output destinations. The valve includes a housing, an inlet opening, a first outlet opening and a second outlet opening. A valve member is located coaxially in the housing interior, the valve member having at least one flow path extending axially therethough, an exterior edge of the valve member and an interior surface of the side wall having a cooperating cam follower structure defining a cyclic path, the path having at least two no flow positions in which the valve member is spaced from the upper wall, and at least two flow positions in which the flow path in the disc selectively allows communication with one or both of the first and second outlet openings, the cyclic path arranged so that on successive liquid flows into the inlet opening the valve member cycles between the at least two flow positions to selectively direct flow out of one or both of the first and second outlet openings. Related dishwasher designs are also disclosed.

Embodiments of the invention generally relate to a method for selectively etching or otherwise removing copper or other metallic contaminants from a substrate, such as a gallium arsenide wafer. In one embodiment, a method for selectively removing metallic contaminants from a substrate surface is provided which includes exposing a substrate to a peroxide clean solution, exposing the substrate to a hydroxide clean solution, and exposing the substrate to a selective etch solution containing potassium iodide, iodine, sulfuric acid, and water during a selective etch process. The substrate generally contains gallium arsenide material, such as crystalline gallium arsenide, and is usually a growth substrate for an epitaxial lift off (ELO) process. The copper or other metallic contaminants disposed on the substrate may be selectively etched at a rate of about 500 times, about 1,000 times, about 2,000 times, or about 4,000 times or greater than the gallium arsenide material.

A concrete saw is disclosed having a rigid metal frame, a hydraulic drive system, a water-cooled hub, and an axially rotatable trigger assembly comprising a 12 volt switch. The saw may include a hydraulic pump operable to supply pressurized hydraulic fluid to the drive system. In some embodiments, the saw may includes a flow sharing valve fluidly coupled to the hydraulic drive system to distribute the pressurized hydraulic fluid from the a hydraulic pump in a portable power pack. A method of removing trip hazards with the saw is also disclosed.

Disclosed is a movable cutting tool apparatus and/or methods for cutting workpieces; either generally including a cutting tool apparatus having a cutting tool unit support apparatus including at least a substantially stationary support structure and one or more rear-mount glide rails; a cutting tool unit which is supported by the support apparatus; a cutting implement held by the cutting tool unit, whereby the cutting tool unit operates and controls the cutting implement; and, at least one fluid coolant and/or lubricant tube connected to the cutting tool unit and adapted to flow a fluid to the cutting implement in operation; wherein the cutting tool unit and the cutting implement are directly movable with the glide rails to provide reciprocal and translational movability for the cutting tool unit and the cutting implement.

Molten metal of a first composition is fed into a mold cavity, via a first control apparatus, wherein the control apparatus is open, wherein the feeding includes at least flowing out of a first feed chamber. The first control apparatus is closed. A second control apparatus is opened. Molten metal of a second composition is fed into the mold cavity, via the second control apparatus, wherein at least a portion of the metal of the first composition in the mold cavity is sufficiently molten so that an initial feed of molten metal of the second composition mixes with the molten metal of the first composition in the mold cavity, wherein the feeding includes at least flowing out of a second feed chamber, wherein the second composition is different from the first composition. An ingot is removed from the mold cavity, wherein the ingot as a top section, a middle section, and a bottom section, wherein the bottom section is composed of metal of the first composition, wherein the top section is composed of metal of the second composition, wherein the middle section is composed of a mixture of metal of the first composition and the second composition.

The present disclosure is directed to a refractory metal core for use in forming varying thickness microcircuits in turbine engine components, a process for forming the refractory metal core, and a process for forming the turbine engine components. The refractory metal core is used in the casting of a turbine engine component. The core is formed by a sheet of refractory metal material having a curved trailing edge portion integrally formed with a leading edge portion.

A system for producing an auxiliary fuel stream containing a low concentration of sulfur compounds from a primary fuel stream includes a first separation stage to separate a portion of a primary fuel stream into a first vapor permeate stream and a first retentate stream, a first separation stage partial condenser connected to the first vapor permeate stream condensing a portion of the first vapor permeate stream into a first liquid stage stream and a first vapor stage stream, and a second separation stage partial condenser condensing a portion of the first vapor stage stream into a second liquid stage. The stream may then be processed through a sorbent bed to effectively remove the sulfur compounds.

A method is provided for producing vacuum in a vacuum oil-stock distillation column and includes pumping a gas-vapor medium out of a column by an ejector into a condenser; feeding a gas mixture and a high-pressure gas into a second gas-gas ejector from which the vapor-gas mixture is fed into a second condenser. A condensate is directed from the condensers into a separator in which the condensate is separated into a water-containing condensate and a hydrocarbon-containing condensate. The hydrocarbon-containing condensate is removed while the water-containing condensate is fed into a steam generator in which heat is supplied to the water-containing condensate from a hot distillate removed from the vacuum column and steam is produced from the water-containing condensate, the steam is fed as a high-pressure gas into the gas-gas ejectors. A plant for carrying out the method is also provided.

Embodiments of extraction unit and an analysis method are provided. In one embodiment, the analysis method includes the steps of providing a feed stream and a species-selective solvent to the distillation column, drawing a vapor sample from the distillation column, condensing the vapor sample, and analyzing at least a portion of the condensed vapor sample.

The present invention relates to a system and a method for the extraction of hydrocarbons from drill cuttings in drilling mud. The system for extracting hydrocarbons from drill cuttings includes at least one extraction tank, a carbon dioxide tank fluidly connected to the at least one extraction tank, and at least one separation tank in fluid communication with the at least one extraction tank. The method for extracting hydrocarbons from drill cuttings consists of exposing the drill cuttings to liquid carbon dioxide, solubilizing hydrocarbons from the drill cuttings with the liquid carbon dioxide, heating the liquid carbon dioxide and the soluble hydrocarbons to convert liquid carbon dioxide to carbon dioxide vapor, separating the hydrocarbons from the carbon dioxide vapor, and collecting the separated hydrocarbons.

A method of converting a conventional atmospheric frying device to a vacuum frying device is provided. The method includes positioning a hood on top of a conventional frying device to provide an enclosure for drawing a vacuum within the modified devices. In addition, the method can include strengthening the existing vat so that it is capable of withstanding the forces associated with vacuum frying.

A grill is provided with a removable storage basket assembly for providing a conveniently accessible receptacle or storage platform for articles such as seasonings, cooking tools, towels, or other articles. The storage basket assembly includes a frame having a basket or tray that can be mounted thereto, and a handle. The handle is configured to be received within a recess formed in a shelf of the grill for removably but stably mounting the storage basket assembly on the grill.

Variant factor H binding proteins that can elicit antibodies that are bactericidal for at least one strain of Neisseria meningitidis, compositions comprising such proteins, and methods of use of such proteins, are provided.

Materials and methods for treating and preventing American Foulbrood disease in honeybees, such as materials and methods for using phage lysin enzymes to lyse Paenibacillus larvae, are provided herein.

A method for removing 4-methylimidazole (4-MEI) from solution may include contacting an alkaline earth metal silicate with a solution containing 4-MEI and adsorbing at least some of the 4-MEI using the alkaline earth metal silicate. The method may further include removing at least some of the alkaline earth metal silicate having the adsorbed 4-MEI from the solution. The alkaline earth metal silicate may include magnesium silicate or calcium silicate. A method for removing 4-MEI from solution may include contacting an adsorbent clay material with a solution containing 4-MEI and adsorbing at least some of the 4-MEI using the adsorbent clay material. The method may further include removing at least some of the adsorbent clay material having the adsorbed 4-MEI from the solution. The adsorbent clay material may include smectite, bentonite, or an activated or un-activated AOCS day material.

A shelf-stable snack product having visibly impactful vegetable inclusions, a composite dough for forming the shelf-stable snack product, and method of manufacture is disclosed herein. The shelf-stable snack product includes masa and a fresh vegetable ingredient, and a final moisture content in the range of about 1.7-2.5 weight percent. Additionally, the shelf-stable snack product has an l-value no less than a corresponding l-value of a plain version of the shelf-stable snack product lacking the vegetable inclusions.

Pancake mixes comprising at least one type of whole grain flour, at least one natural sweetener, at least one fat and a leavening system are provided herein. Packaged food products comprising single-serving containers containing said pancake mixes, as well as methods of preparing pancakes, are also provided. The pancakes described herein are preferably 100% whole grain and free from preservatives and/or artificial colorings.

It has unexpectedly been found that Pichia spp. strains have advantageous properties useful in the beer fermentation process. In particular, Pichia spp. yeast strains can be combined with normal beer yeast strains and different hop varieties in a fermentation process to produce synergistic effects—namely, the increased production of esters in the fermentation product. More specifically, the yeast can be used to produce increased levels of isoamyl acetate, isobutyl acetate, ethyl propionate, ethyl valerate, ethyl butyrate, ethyl decanoate and ethyl octanoate in beer. In addition, the Pichia spp. strain interacts differently with different hop varieties, so the flavor profile of beer can be tuned by using different combinations of Pichia spp. strains and hops. The present invention relates to a method of brewing beer using a Pichia spp. yeast strain and at least one hop variety, a beer obtainable by such a method and use of a Pichia spp. yeast strain according to the present invention.

A method and a device for cutting at least an upper thread of a sewing machine provided with a fabric clamping member (20), wherein a length of the thread consumed for a cut can be set within a predetermined interval. The method for cutting at least the upper thread (4) of a sewing machine (1) includes the steps: feeding a predetermined length x of said upper thread (4) utilizing a thread feeder (15), pulling out the upper thread (4) said predetermined length utilizing a displacement of said fabric clamping member (20) from a current position to a second position executing by means of a sewing machine processor (C) program sequences stored in a memory (M) for controlling a thread cutter (10) to perform a cut of at least said upper thread (4).

A tool is disclosed for separating a semiconductor die from a tape to which the die is affixed during the wafer dicing process. The tool includes a pick-up arm for positioning a vacuum tip over a semiconductor die to be removed. The vacuum tip includes a non-uniform array of vacuum holes to grip the semiconductor wafer.

An engineered soilless plant cultivation medium for potting applications includes specific balanced amounts of nutrient additives. Major nutrient cations (Ca, Mg, K, Na, H) are balanced according to optimal base saturation percentage ranges. Nutrient levels, namely, the amount of major nutrient cations, major nutrient anions and minor nutrients satisfy desired ranges for both standard Mehlich III soil extraction tests and saturated paste tests.

The invention employs composites of zeolite and ferric oxide hydroxide for removal of inorganic nitrogen and phosphorus wastes from animal environments.

The present invention relates to a method for removing sulfur from a gaseous or liquid mixture. This method involves contacting the gaseous or liquid mixture with an iron-enriched matrix under conditions effective to remove sulfur from the mixture through adsorption of the sulfur to the matrix. The iron-enriched matrix used in this method is a lignocellulosic material that is enriched with iron. The present invention also relates to a system, composition, and plant fertilizer that contain the iron-enriched matrix. Methods of making the composition and preparing a plant fertilizer are also disclosed.

The invention relates to a fertilizing compound for application to plants and crops, especially fruits, intended for increasing the amount of calcium and subsequently improving the state of health of the plants and the preservation thereof after harvesting. The compound consists of a combination of components such as calcium nitrate, calcium lignosulfonate, organic acids, menadione sodium bisulphite, amino acids and water. The compound is in the form of a liquid preparation, packed in containers of between 20 and 1000 liters, is water-soluble and is applied by fertigation, spraying or in a localized form by border irrigation.

The invention is directed to manufacture of fertilizer having commercial levels of nitrogen supplemented with organic substances. The process treats organic matter with acid causing hydrolysis of organic polymers after which the mix is injected with nitrogen. The resultant sterilized and liquefied organic matter is disbursed over recycled material for the production of granules. Because the process allows for the controlled addition of acids and ammonia, desired levels of components can be achieved. The process is scalable, odor controlled and safe thereby allowing for the location of biosolid processing facilities in most any location. Further, the fertilizer of the invention provides a dual nitrogen-release profile when applied to crops. After application to soil, fertilizer of the invention releases an immediate bolus of nitrogen, similar to traditional ammonium sulfate, followed by continued slow release of nitrogen typically over a season.

An in-vehicle system as a road curvature detection device calculates a curvature of a road in front of a vehicle based on an acquired front scene image. The in-vehicle system receives gradient information from the data map. The gradient information corresponds to a current road section on the road on which the vehicle drives. The in-vehicle system detects a gradient accuracy of the received gradient information. When the current road section has a gradient, i.e. the road is an uphill or downhill road, the in-vehicle system selects an appropriate special detection methods based on the gradient accuracy of the received gradient information, and calculates a road curvature by using the selected special detection method. Each of the special detection methods calculates a road curvature while effectively suppressing influence of a road gradient indicated by the received gradient information.

A method for finding an evasive trajectory for avoiding an obstacle for a vehicle on a roadway. A component of a candidate trajectory parallel to the roadway is determined by selecting weighting coefficients of a first weighted sum of orthogonal functions of time. A component of the candidate trajectory orthogonal to the roadway is determined by selecting weighting coefficients of a second weighted sum of the orthogonal functions. An optimization parameter for the candidate trajectory is calculated. At least one coefficient of at least one of the sums is modified and the procedure is repeated when the optimization parameter does not reach a termination criterion.

This application includes a number of embodiments of a spring powered toothbrush for cleaning teeth. A wind-up spring is located in the base of the toothbrush which spring provides power for a gear train including a drive shaft assembly that is designed to bring about rapid movement of the brush portion of the toothbrush to aid in cleaning the teeth. The drive mechanism is controlled by a spring biased push button in the toothbrush housing. In one version the brush portion of the toothbrush includes a rotatable brush section that is gear driven by the drive shaft. In another version the upper portion of the toothbrush is vibrated by an offset weight connected to the drive shaft and in a third version the drive shaft includes an offset weight that acts to oscillate a movable brush section by intermittent engagement between the; weight and brush section.

A pumping unit system having vertical sampson post, a walking beam pivotally supported at the upper end of the sampson post and a horsehead affixed at a forward end thereof that supports a reciprocated sucker rod string, including a gear reducer mounted at selectable positions on the walking beam and having a horizontally extending drive shaft, a crank arm affixed to the drive shaft the spacing between a selectable length pitman rod having a first end secured to said crank arm and a second end having a pitman bearing that is selectably mountable to a plurality of pitman bearing locations and a prime mover connected to the gear reducer and wherein the characteristics of the pumping unit are determined by the selectable position of the gear reducer, the selectable length of the crank arm, the selectable length of the pitman rod, and the selectable pitman bearing location.

Luggage or carrying container (1) having an interface (10) for cooperating with one or more electronic and/or wireless devices (20, 22, 24, 26, 28), a rechargeable power source (30), an integrated antenna (40), and a wireless communication system (50). The luggage (1) allows a user to better manage various electronic devices/accessories in terms of space, efficiency and operation during travel.

The invention provides an operational mechanism for a movable body in which, after a movable body is in an opened state, the movable body can return to a closed position, including a movable body rotatably attached to a support and rotatable between an engaged position, a closed position, and an open position; a rotating member rotatably attached to the support, that rotates due to movement of the movable body to the engaged position; a biasing member, one end of which is attached to the movable body, and the other end of which is attached to the rotating member; and an operation member, which rotates the rotating member, changes the biasing position of the biasing member with respect to the center of rotation of the movable body, and generates in the biasing member a rotational force that moves the movable body to the closed position or the open position.

The instant disclosure relates to a customizable vacuum molding method for forming personalized luggage bags utilizing a customizable vacuum molding device having a main mold body (1) and a personalized pattern module (2) customized to suit a customer preference. The vacuum molding method comprising the steps of: 1) placing the personalized pattern module on a molding surface of the main mold body at a predetermined location; 2) placing a plastic luggage bag substrate onto the molding surface of the vacuum molding device and soften the substrate by heating; and 3) generating negative pressure in the vacuum molding device and stretching the plastic substrate onto the personalized pattern module on the molding surface of the main mold body while cooling the plastic substrate to form a personalized pattern. The instantly disclosed vacuuforming method provides a simple yet cost effective solution for manufacturing luggage bags having personalized patterns of a customer's choice.

A movable, e.g., wheeled, container, system, such as an article of luggage, cooler or other wheeled container, can include a container body with an openable lid. The system can include one or more wheels secured to the container body and a handle that extends from the container body. The system can include one or more strap mechanisms attached to the interior of the container body. Each strap mechanism can provide a retractable strap to extend from the container body. Each strap can be extended over an item to be secured to an exterior surface of the container body. An extended end of each strap can be secured to a fastening device located on an exterior surface of the container body. The wheels may be driven by motors that can be controlled by a user. A movable container system can be releasably attached to one or more other movable container systems.

Disclosed herein is a method of setting valid output sections of a 3-axis acceleration sensor mounted within a tire of a vehicle, including setting an output signal of the 3-axis acceleration sensor in the z-axis direction as a reference signal, setting a specific section of the output signal in the z-axis direction as a valid section where a part of the tire where the 3-axis acceleration sensor is mounted contacts a road surface, and setting sections of output signals of the 3-axis acceleration sensor in the x-axis and y-axis directions corresponding to the valid section in the z-axis direction as valid sections in the x-axis and y-axis directions. The method sets precise valid sections applied to detect information between the tire and a ground surface so as to minimize a component of a noise section by connecting output signals in the x-axis, y-axis and z-axis directions.

A control system according to the principles of the present disclosure includes a fuel system diagnostic module and a pump control module. The fuel system diagnostic module performs a diagnostic test on a fuel system when a vacuum pump is switched off to prevent flow through the vacuum pump and thereby seal a portion of the fuel system from an atmosphere. The vacuum pump includes a cam ring, a rotor that rotates within the cam ring, and vanes that slide into and out of slots in the rotor as the rotor rotates. The pump control module switches on the vacuum pump for a predetermined period to force the vanes out of the slots and into contact with the cam ring to seal the vacuum pump before switching off the vacuum pump for the fuel system diagnostic test.

Remotely readable valve position indicators and related methods are described. An example apparatus in accordance with the teachings of this disclosure includes a valve body, a valve stem and a fluid flow control apparatus coupled to the valve stem. The fluid flow control apparatus is longitudinally displaceable between a first position and a second position to control fluid flow through a flow aperture of the valve body. The apparatus also includes a valve position indicator including an identifier device coupled to the valve stem. In the first position, the wireless identifier device associated with a first value indicative of the first position of the fluid flow control apparatus. In the second position, the wireless identifier device associated with a second value indicative of the second position of the fluid flow control apparatus.

Device (10) for vehicle driving evaluation comprising: A means (11) to obtain at least one physical parameter whereby it possible at any time to determine the value of the speed and instantaneous acceleration of a traveling vehicle;A calculation and comparison unit (12) whereby it is possible, from said physical parameter, to calculate an effective parameter that depends on said instantaneous acceleration and to compare said effective parameter with a reference parameter;A driving evaluation unit (13), whereby it is possible to generate a vehicle driving energy score by measuring the variance between said effective parameter and said reference parameter. Corresponding vehicle driving evaluation process.

Disclosed are an evaporator, an evaporation method, and a substrate processing apparatus, which can increase the concentration of generated vapor of an organic solvent and efficiently heat the organic solvent. The evaporator includes a fluid tube, a liquid organic solvent supply device for supplying the organic solvent liquid to one end of the fluid tube, and heating units for heating the fluid tube. The fluid tube has a cross section that increases from the one end to the other end. When the organic solvent liquid supplied to one end of the fluid tube is heated, the organic solvent vapor is discharged from the other end of the fluid tube. The substrate processing apparatus includes the above-described evaporator.

Vaporizable material is supported within a vessel to promote contact of an introduced gas with the vaporizable material, and produce a product gas including vaporized material. A heating element supplies heat to a wall of the vessel to heat vaporizable material disposed therein. The vessel may comprise an ampoule having a removable top. Multiple containers defining multiple material support surfaces may be stacked disposed within a vessel in thermal communication with the vessel. A tube may be disposed within the vessel and coupled to a gas inlet. Filters, flow meters, and level sensors may be further provided. Product gas resulting from contact of introduced gas with vaporized material may be delivered to atomic layer deposition (ALD) or similar process equipment. At least a portion of source material including a solid may be dissolved in a solvent, followed by removal of solvent to yield source material (e.g., a metal complex) disposed within the vaporizer.

Systems and methods for separating fluids from drill cuttings. Specifically, the invention relates to shakers that incorporate a vacuum system and methods of operating such systems to effect a high degree of fluid separation. The system and methods are effective across a variety of screen sizes, vacuum flows and vacuum designs.

A variable weight toning strap having a flexible member and a plurality of generally rectangular sections, wherein each of the plurality of generally rectangular sections are disposed transversely along the flexible member length, include a top surface at least partially defining an upper surface of the flexible member, at least one perpendicular sidewall extending in a direction substantially perpendicular to the top surface, and a section width separating a rear face and a front face of the sections. Two of the sections have a discontinuous upper slit defined by the at least one perpendicular sidewall of each of said sections flanking the upper slit, wherein the upper slit spans the section width and terminates into a valley. The sections also each define a channel with a selectively removably and frictionally retained weight disposed therein.

An exercise machine with a two directional pivoting user support assembly has a user support or platform which supports the user and pivots about a first pivot axis during an exercise movement, and is also pivotable about at least one second pivot axis to involve the user's core muscles in balancing and maintaining the user support in a stable position. A manually operable locking device with a simple flip switch lever is provided for selectively locking the user support against rotation about the second pivot axis, so that the user can easily chose whether to perform the exercise with a stable support or to add a level of difficulty by using the unstable seat mode and exercising core muscles during the exercise.

A stretching system to stretch a canvas or material on a frame without the use of stretching pliers and staples. Special purpose corner clamps are used to secure the stretcher bars into an initial open miter frame to orient the double sided adhesive strip on the side of the stretchers towards the canvas or material while maintaining the adhesive strip from touching the canvas or material. After alignment, the stretching bars are pressed down and attached onto the canvas or material and the corners are released. The corner clamps are removed and canvas or material corners are cut and folded into the open miter ends which also have adhesive strips. By rotating the stretchers axially 90 degrees into the final frame, thus closing the miters, and upon inserting U-shaped fasteners into the grooves placed on the back of the stretcher, the canvas or material is stretched and ready to display.

The various embodiments of the present invention are directed to valve devices, systems, and methods for controlling the distribution of materials to multiple locations. The improved valve devices, materials distribution systems, and materials distribution methods disclosed herein are particularly suitable for use in applications where the materials being distributed are, for example but not limited to, non-gaseous fluid materials (e.g., raw liquids, solutions, slurries, colloids, suspensions, and the like) and solid materials having some level of tackiness, moisture content, or like property. The valves, systems, and methods disclosed herein can be operated without having to stop the flow of materials therethrough in order to change the position of the valve from one outlet to another. Further, the valves and systems disclosed herein have few directional changes, therefore there are few, if any, points within the system where the material can get stuck and/or lodged.